2331629

Information

• Patent Grant
• 2331629

• References
• Source

• Patent Number

  2,331,629

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1943
  81 years ago

• CPC

  • A47C3/265 - with rack-and-pinion gearing
  • A47B91/02 - Adjustable feet
  • A47C1/025 - by means of a rack-and-pinion or like gearing mechanism
  • A47C1/029 - by changing the length or the inclination of the legs

• US Classifications

  • 297 - Chairs and seats
  • 182 - Fire escape, ladder, or scaffold